[INFO] fetching crate general_audio_web 0.1.1...
[INFO] checking general_audio_web-0.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate general_audio_web 0.1.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate general_audio_web 0.1.1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate general_audio_web 0.1.1
[INFO] finished tweaking crates.io crate general_audio_web 0.1.1
[INFO] tweaked toml for crates.io crate general_audio_web 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 18 packages
[INFO] [stderr]       Adding base64 v0.13.1 (latest: v0.22.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded general_audio v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7eb369b1a2eb3a19ed27634cfeed82fcf8af1404fedde03e53308a51c2d75b1e
[INFO] running `Command { std: "docker" "start" "-a" "7eb369b1a2eb3a19ed27634cfeed82fcf8af1404fedde03e53308a51c2d75b1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7eb369b1a2eb3a19ed27634cfeed82fcf8af1404fedde03e53308a51c2d75b1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7eb369b1a2eb3a19ed27634cfeed82fcf8af1404fedde03e53308a51c2d75b1e", kill_on_drop: false }`
[INFO] [stdout] 7eb369b1a2eb3a19ed27634cfeed82fcf8af1404fedde03e53308a51c2d75b1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1f7bc770c56fd0be43e38280c7031ce5acefc1fcdb9c1b6b35652494721a023
[INFO] running `Command { std: "docker" "start" "-a" "c1f7bc770c56fd0be43e38280c7031ce5acefc1fcdb9c1b6b35652494721a023", kill_on_drop: false }`
[INFO] [stderr]     Checking general_audio v0.1.1
[INFO] [stderr]     Checking web-sys v0.3.69
[INFO] [stderr]     Checking general_audio_web v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.45s
[INFO] running `Command { std: "docker" "inspect" "c1f7bc770c56fd0be43e38280c7031ce5acefc1fcdb9c1b6b35652494721a023", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1f7bc770c56fd0be43e38280c7031ce5acefc1fcdb9c1b6b35652494721a023", kill_on_drop: false }`
[INFO] [stdout] c1f7bc770c56fd0be43e38280c7031ce5acefc1fcdb9c1b6b35652494721a023
[INFO] checking general_audio_web-0.1.1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate general_audio_web 0.1.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate general_audio_web 0.1.1 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate general_audio_web 0.1.1
[INFO] finished tweaking crates.io crate general_audio_web 0.1.1
[INFO] tweaked toml for crates.io crate general_audio_web 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 18 packages
[INFO] [stderr]       Adding base64 v0.13.1 (latest: v0.22.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a5e1e36de8d6eeeb20ceadfece635fa633a2b2ad0f9d2828bf88ff07348a6fe
[INFO] running `Command { std: "docker" "start" "-a" "3a5e1e36de8d6eeeb20ceadfece635fa633a2b2ad0f9d2828bf88ff07348a6fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a5e1e36de8d6eeeb20ceadfece635fa633a2b2ad0f9d2828bf88ff07348a6fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a5e1e36de8d6eeeb20ceadfece635fa633a2b2ad0f9d2828bf88ff07348a6fe", kill_on_drop: false }`
[INFO] [stdout] 3a5e1e36de8d6eeeb20ceadfece635fa633a2b2ad0f9d2828bf88ff07348a6fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e48bf950d8c87a8bdec04c06822713caf47d7c5d99657bc5591a2d6887b482f
[INFO] running `Command { std: "docker" "start" "-a" "9e48bf950d8c87a8bdec04c06822713caf47d7c5d99657bc5591a2d6887b482f", kill_on_drop: false }`
[INFO] [stderr]     Checking general_audio v0.1.1
[INFO] [stderr]     Checking web-sys v0.3.69
[INFO] [stderr]     Checking general_audio_web v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.22s
[INFO] running `Command { std: "docker" "inspect" "9e48bf950d8c87a8bdec04c06822713caf47d7c5d99657bc5591a2d6887b482f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e48bf950d8c87a8bdec04c06822713caf47d7c5d99657bc5591a2d6887b482f", kill_on_drop: false }`
[INFO] [stdout] 9e48bf950d8c87a8bdec04c06822713caf47d7c5d99657bc5591a2d6887b482f